Jamie-Lynn Sigler and Cutter Dykstra Jamie-Lynn Sigler and Cutter Dykstra

Jamie-Lynn Sigler is engaged to professional baseball player Cutter Dykstra, she announced Monday on Instagram.

"So this just happened...," The Sopranos alum wrote underneath a photo of her showing off her new engagement ring next to a beaming Dykstra. Dykstra, an infielder for the Washington Nationals, updated his social media followers shortly afterwards tweeting, "She said yes!!"

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This will be the second marriage for Sigler, 31, who was married to manager A.J. DiScala from 2003 to 2006. She also dated her Entourage co-star Jerry Ferrara when they played love interests on the HBO comedy.

Sigler currently stars on the NBC comedy Guys with Kids.